What are the best answers for “counteracting, or preserving from, putrefaction; antiseptic.”?

antiputrefactive, antiputrescent.

How many letters does the top answer for “counteracting, or preserving from, putrefaction; antiseptic.” have?

The most common answer is antiputrefactive (16 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

antiputrefactive 16 letters web-def

Counteracting, or preserving from, putrefaction; antiseptic.

antiputrescent 14 letters web-def

Counteracting, or preserving from, putrefaction; antiseptic.